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"Exception EAccessViolation in module PM.exe at 8491BA Access violation at address C491BA in module 'PM.EXE'. Read of address 000000000000" Logging into P6 Professional for All Users after Upgrade (Doc ID 2798195.1)

Last updated on JULY 27, 2023

Applies to:

Primavera P6 Enterprise Project Portfolio Management - Version 20.12 and later
Information in this document applies to any platform.


When attempting to log into P6 Professional version 20.12, the following exception occurs for all users:

Application Error

Exception EAccessViolation in module PM.exe at 0000000008491BA
Access violation at address 00000000C491BA in module 'PM.EXE'. Read of address 000000000000


 The Oracle database server was upgraded from Oracle 12c to Oracle 19c.


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